[INFO] fetching crate diffus 0.10.0...
[INFO] testing diffus-0.10.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate diffus 0.10.0 into /workspace/builds/worker-20/source
[INFO] validating manifest of crates.io crate diffus 0.10.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate diffus 0.10.0
[INFO] finished tweaking crates.io crate diffus 0.10.0
[INFO] tweaked toml for crates.io crate diffus 0.10.0 written to /workspace/builds/worker-20/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 527bd86d1ae5d6156ef3543ab3a9a3c48d1f2c636d58d1ecfd2f9d672cec564c
[INFO] running `Command { std: "docker" "start" "-a" "527bd86d1ae5d6156ef3543ab3a9a3c48d1f2c636d58d1ecfd2f9d672cec564c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "527bd86d1ae5d6156ef3543ab3a9a3c48d1f2c636d58d1ecfd2f9d672cec564c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "527bd86d1ae5d6156ef3543ab3a9a3c48d1f2c636d58d1ecfd2f9d672cec564c", kill_on_drop: false }`
[INFO] [stdout] 527bd86d1ae5d6156ef3543ab3a9a3c48d1f2c636d58d1ecfd2f9d672cec564c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c4223018510d927542d12d990d86b56ba7b537dd8edc22d13d36bbdeb9558bc3
[INFO] running `Command { std: "docker" "start" "-a" "c4223018510d927542d12d990d86b56ba7b537dd8edc22d13d36bbdeb9558bc3", kill_on_drop: false }`
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling diffus v0.10.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.78s
[INFO] running `Command { std: "docker" "inspect" "c4223018510d927542d12d990d86b56ba7b537dd8edc22d13d36bbdeb9558bc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4223018510d927542d12d990d86b56ba7b537dd8edc22d13d36bbdeb9558bc3", kill_on_drop: false }`
[INFO] [stdout] c4223018510d927542d12d990d86b56ba7b537dd8edc22d13d36bbdeb9558bc3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ab7cba56d6893b0df99442277055e94d8fd7c2444b05f66d7b8762357ee812a6
[INFO] running `Command { std: "docker" "start" "-a" "ab7cba56d6893b0df99442277055e94d8fd7c2444b05f66d7b8762357ee812a6", kill_on_drop: false }`
[INFO] [stderr]    Compiling diffus v0.10.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.56s
[INFO] running `Command { std: "docker" "inspect" "ab7cba56d6893b0df99442277055e94d8fd7c2444b05f66d7b8762357ee812a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab7cba56d6893b0df99442277055e94d8fd7c2444b05f66d7b8762357ee812a6", kill_on_drop: false }`
[INFO] [stdout] ab7cba56d6893b0df99442277055e94d8fd7c2444b05f66d7b8762357ee812a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 953c5ca6a1017bf512f4bdeca3a21411b1140a0d684e1f15a0c175c423fd3d82
[INFO] running `Command { std: "docker" "start" "-a" "953c5ca6a1017bf512f4bdeca3a21411b1140a0d684e1f15a0c175c423fd3d82", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/diffus-32f61bdc2f95ea24)
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test diffable_impls::borrow::tests::arc_example ... ok
[INFO] [stdout] test diffable_impls::borrow::tests::box_example ... ok
[INFO] [stdout] test diffable_impls::borrow::tests::rc_example ... ok
[INFO] [stdout] test diffable_impls::borrow::tests::reference_example ... ok
[INFO] [stdout] test diffable_impls::map::tests::example ... ok
[INFO] [stdout] test diffable_impls::option::tests::associate_change ... ok
[INFO] [stdout] test diffable_impls::option::tests::is_copy ... ok
[INFO] [stdout] test diffable_impls::option::tests::variant_changed ... ok
[INFO] [stdout] test diffable_impls::collection::tests::diff ... ok
[INFO] [stdout] test diffable_impls::set::tests::example ... ok
[INFO] [stdout] test diffable_impls::string::tests::str ... ok
[INFO] [stdout] test lcs::tests::characters ... ok
[INFO] [stdout] test diffable_impls::string::tests::string ... ok
[INFO] [stdout] test lcs::tests::words ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests diffus
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "953c5ca6a1017bf512f4bdeca3a21411b1140a0d684e1f15a0c175c423fd3d82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "953c5ca6a1017bf512f4bdeca3a21411b1140a0d684e1f15a0c175c423fd3d82", kill_on_drop: false }`
[INFO] [stdout] 953c5ca6a1017bf512f4bdeca3a21411b1140a0d684e1f15a0c175c423fd3d82